1333899493 has 2 divisors, whose sum is σ = 1333899494. Its totient is φ = 1333899492.

The previous prime is 1333899491. The next prime is 1333899529. The reversal of 1333899493 is 3949983331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1019971969 + 313927524 = 31937^2 + 17718^2 .

It is a cyclic number.

It is not a de Polignac number, because 1333899493 - 2¹ = 1333899491 is a prime.

Together with 1333899491, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1333899493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1333899491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666949746 + 666949747.

It is an arithmetic number, because the mean of its divisors is an integer number (666949747).

Almost surely, 2^1333899493 is an apocalyptic number.

It is an amenable number.

1333899493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1333899493 is an equidigital number, since it uses as much as digits as its factorization.

1333899493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1889568, while the sum is 52.

The square root of 1333899493 is about 36522.5888047384. The cubic root of 1333899493 is about 1100.7981790895.

The spelling of 1333899493 in words is "one billion, three hundred thirty-three million, eight hundred ninety-nine thousand, four hundred ninety-three".